On Thu, 01 Mar 2007 17:52:48 +0800 "Wu, Bryan" <[EMAIL PROTECTED]> wrote:

> > Please always prefer coding in C over coding in cpp.
> 
> Yes, it can be writen as a C function.
> We just follow other implementation in the drivers/net/smc91x.h
> 
> start at line 1156 of
> ---
> #ifndef SMC_GET_MAC_ADDR
> #define SMC_GET_MAC_ADDR(addr)                                          \
>         do {                                                            \
>                 unsigned int __v;                                       \
>                 __v = SMC_inw( ioaddr, ADDR0_REG );                     \
>                 addr[0] = __v; addr[1] = __v >> 8;                      \
>                 __v = SMC_inw( ioaddr, ADDR1_REG );                     \
>                 addr[2] = __v; addr[3] = __v >> 8;                      \
>                 __v = SMC_inw( ioaddr, ADDR2_REG );                     \
>                 addr[4] = __v; addr[5] = __v >> 8;                      \
>         } while (0)
> #endif
> _

Please don't treat ghastly old driver code as a model for new kernel code.

> If you think this is necessary, we may rewrite it in C function.

hm, well, if it's copied and pasted from somewhere else then there is some
merit in leaving it as it is.

It would of course be better to pull it out into a shared header file, avoid the
duplication.
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